The minimum memory requirement for KUNAI is 2 GB of RAM installed in your computer. An Intel Core i5-650 CPU is required at a minimum to run KUNAI. The cheapest graphics card you can play it on is an ATI Radeon HD 5750. In terms of game file size, you will need at least 500 MB of free disk space available.
KUNAI will run on PC system with Windows 7+ and upwards. Additionally it has a Linux version.